NOVA - Season 49
Run Time: 55 mins
Air Date: Wed, 2 Feb 2022
Average Rating: ⭐ 7 (133 votes)
PBS19 Episodes
Arctic Sinkholes
Season 49 - Episode 1
In the Arctic, enormous releases of methane, a potent greenhouse gas, threaten the climate.
Secrets in the Scat
Season 49 - Episode 2
Scott Burnett is “Scatman”—an Australian ecologist on the trail of the secrets of poop. By identifying and analyzing animal scat for DNA and...
Great Mammoth Mystery
Season 49 - Episode 3
Sir David Attenborough investigates a unique site in southern England where amateur fossil hunters uncovered giant mammoth bones and evidenc...
Augmented
Season 49 - Episode 4
Follow the dramatic personal journey of Hugh Herr, a biophysicist working to create brain-controlled robotic limbs. At age 17, Herr’s legs w...
Determined: Fighting Alzheimer's
Season 49 - Episode 5
Follow three women at risk of developing Alzheimer’s as they join a groundbreaking study to try to prevent the disease – sharing their ups a...
Dinosaur Apocalypse: The New Evidence
Season 49 - Episode 6
In the Badlands of North Dakota, a team of scientists think they might have found the fossilized remains of animals killed on the day an ast...
Dinosaur Apocalypse: The Last Day
Season 49 - Episode 7
In the second episode of this two-part series, the search continues for signs of what happened on the day the dinosaurs died. Scientists unc...
Why Ships Crash
Season 49 - Episode 8
When the bow of the colossal Ever Given container ship plowed into the bank of the Suez Canal on March 23, 2021, international supply chains...
Ice Age Footprints
Season 49 - Episode 9
Thousands of ancient footprints stretch for miles across New Mexico’s White Sands National Park, capturing moments when Ice Age humans encou...
Ultimate Space Telescope
Season 49 - Episode 10
How did NASA engineers build and launch the most ambitious telescope of all time? Follow the dramatic story of the James Webb Space Telescop...
Saving Venice
Season 49 - Episode 11
Rising seas and sinking land threaten to destroy Venice. Can the city’s new hi-tech flood barrier save it? Discover the innovative projects ...
Ending HIV in America
Season 49 - Episode 12
Almost 40 years after the discovery of HIV, could we be on the verge of ending the AIDS epidemic in America? How did scientists tackle one o...
Computers v. Crime
Season 49 - Episode 13
In police departments and courts across the country, artificial intelligence is being used to help decide who is policed, who gets bail, how...
Can Psychedelics Cure?
Season 49 - Episode 14
Hallucinogenic drugs—popularly called psychedelics—have been used by human societies for thousands of years. Today, scientists are taking a ...
Ocean Invaders
Season 49 - Episode 15
Lionfish–long prized in home aquariums–have invaded the Atlantic, and are now one of the ocean’s most successful invasive species, wreaking ...
Nazca Desert Mystery
Season 49 - Episode 16
One of the world’s greatest ancient enigmas, the Nazca lines are a dense network of criss-crossing lines, geometric shapes, and animal figur...
Crypto Decoded
Season 49 - Episode 17
From Bitcoin to NFTs, crypto is making headlines. But what exactly is it, and how does it work? Experts go beyond the hype and skepticism to...
Zero to Infinity
Season 49 - Episode 18
Discover how the concepts of zero and infinity revolutionized mathematics.
Rebuilding Notre Dame
Season 49 - Episode 19
In April 2019, the world watched as a devastating fire almost destroyed Paris’s iconic Notre Dame Cathedral. Go behind the scenes with a tea...